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sladkih [1.3K]
2 years ago
8

HELPPPPPPPPPPPPPPPPPP!!!!!!!!!

Chemistry
1 answer:
Stella [2.4K]2 years ago
8 0

Answer:

Would not have Crankyosis, but Carrie's the allele for it.

Explanation:

If the disease is recessive, someone with the Aa genotype wouldn't the disease, but could potentially pass it down to offspring.

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Hydrogen react ls with oxygen at room temperature to form
Mice21 [21]

Answer:

<em>When molecular hydrogen (H2) and oxygen (O2) are combined and allowed to react together, energy is released and the molecules of hydrogen and oxygen can combine to form either water or hydrogen peroxide.</em>

5 0
3 years ago
Describe the difference between pure substance and mixtures ( give an example each)
kondaur [170]

Answer:

a pure substance consists only of one element or one compound

a mixture consists of two or more different substances, not chemically joined together.

examples:

pure substance : Hydrogen gas - Diamond - Gold metal.

mixture : water and oil - mixtures of sand and water - trail mix

Explanation:

4 0
2 years ago
Read 2 more answers
Arrange the following compounds from left to right in order of increasing percentage by mass of hydrogen: a) H2O, b) C12H26, c)
Nuetrik [128]

Answer:

(A) N4H6  (B) H2O  (C) LiH  (D) C12H26

Explanation:

The given compounds have been arranged  from left to right in order of increasing percentage by mass of hydrogen.

The percent by mass of hydrogen can be calculated by mass of hydrogen in that compound divided by total mass of that compound and finally multiplying the result with 100 to obtain the required percentage.

4 0
3 years ago
The Best Answer Will Be Rated Brainliest!
statuscvo [17]
The answer is flourine

flourine some what sounds like flow so

flourine is a flowing element
4 0
3 years ago
Which of these describes a Mole in Chemistry?
olya-2409 [2.1K]

Answer: Thus the correct option is  D. All of the above describe a mole

Explanation:

According to avogadro's law, 1 mole of every substance weighs equal to molecular mass in grams.

1 mole of every substance contains avogadro's number 6.023\times 10^{23} of particles.

Mole is the S.I unit for measuring the amount of substance. It is often used to measure large number of particles.

Thus the correct option is  D. All of the above describe a mole

5 0
2 years ago
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